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NCT05923112Completed

BESPONSA Injection 1 mg Special Investigation

BESPONSA® INJECTION 1 MG SPECIAL INVESTIGATION

Source: ClinicalTrials.gov · Last updated 5 Dec 2025

Brief summary (registry, in English)

The purpose of this study is to learn about the safety and effectiveness of BESPONSA. BESPONSA is approved for treatment of relapsed or refractory CD22-positive acute lymphocytic leukemia. Registration criteria for this study is all patients who starting BESPONSA in Japan from its launch to the market to April 30, 2020. All patients in this study will receive BESPONSA according to the prescriptions. Patients will be followed up as follow. * 52 weeks for patients who did not have a HSCT (Hematopoietic Stem Cell Transplant) within 52 weeks after starting BESPONSA. * Up to 52 weeks after a HSCT for patients who had a HSCT within 52 weeks after starting BESPONSA.

Status (registry)
Completed
Study type
Observational
Enrollment
421 (actual)
First submitted
20 Jun 2023
Start date
Jul 2018
Primary completion date
Sept 2024
Lead sponsor
Pfizer
NCT number
NCT05923112

What you commit to

  • Study type: Observational
  • Participants enrolled: 421
  • From Jul 2018 to the primary completion date, Sept 2024
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Other

  • None

Who the study is looking for

  • All patients prescribed BESPONSA

Age in the registry: 0 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Pfizer
Coordinator of this site? Confirm its status
TokyoJapanUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.